package com.baozh.util;

import javax.servlet.*;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @author hubert
 * @date 2018/12/14
 * @description ApiOriginFilter
 */
public class ApiOriginFilter implements javax.servlet.Filter {
	@Override
	public void doFilter(ServletRequest request, ServletResponse response,
						 FilterChain chain) throws IOException, ServletException {
		HttpServletResponse res = (HttpServletResponse) response;
		res.addHeader("Access-Control-Allow-Origin", "*");
		res.addHeader("Access-Control-Allow-Methods", "GET, POST, DELETE, PUT");
		res.addHeader("Access-Control-Allow-Headers", "Content-Type");
		chain.doFilter(request, response);
	}

	@Override
	public void destroy() {
	}

	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
	}
}
